AMD EPYC 7251 vs Opteron 6308

VS

AMD EPYC 7251

AMD Opteron 6308

We compared two server CPUs: AMD EPYC 7251 with 8 cores 2.1GHz and Opteron 6308 with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7251 's Advantages

Released 4 years and 7 months late

Higher specification of memory (2400 vs 1866)

Newer PCIe version (3 vs 2)

Larger L3 cache size (32MB vs 8MB)

More modern manufacturing process (14nm vs 32nm)

Opteron 6308 's Advantages

Higher base frequency (3.5GHz vs 2.1GHz)

Lower TDP (115W vs 120W)

Score

AMD EPYC 7251

VS

Opteron 6308

General Parameters

Jun 2017

Release Date

Nov 2012

AMD

Manufacturer

AMD

Server

Type

Server

Naples

Core Architecture

Abu Dhabi

AMD Socket SP3

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Opteron (Abu Dhabi)

Package

4.8 billions

Transistor Count

2.4 billions

14 nm

Manufacturing Process

32 nm

120 W

Power Consumption

115 W

81 °C

Peak Operating Temperature

74 °C

GlobalFoundries

Foundry

GlobalFoundries

213 mm²

Die Size

2x315 mm²

CPU Performance

2.1 GHz

Performance Core Base Frequency

3.5 GHz

2.9 GHz

Performance Core Turbo Frequency

0

8

Total Core Count

4

16

Total Thread Count

4

100 MHz

Bus Frequency

200 MHz

21.0

Multiplier

17.5

96 K per core

L1 Cache

192 KB

512 K per core

L2 Cache

2 MB per module

32 MB shared

L3 Cache

8 MB per die

Yes

Unlocked Multiplier

No

2

SMP

4

Memory Parameters

DDR4-2400

Memory Types

DDR3-1866

8

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

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